Install exhaust system

CAUTION: Component with heavy weight.
Injury hazard!

Note component's center of gravity.
Support component using a jack.
Secure component against falling off the jack.

CAUTION: Heavy component.
Heavy components can lead to injury or damage.

Remove and install heavy components with the aid of another person/other persons.

CAUTION: Grinding dust from grinding of components.
Hazardous to health!

Directly draw off the grinding dust.
Ensure adequate ventilation.
Conduct all work in appropriate personal protective equipment only.

NOTE: TECHNICAL INFORMATION
Check the exhaust system for tightness after installation.

NOTE: TECHNICAL INFORMATION
Mount the exhaust system in a de-energized state, following the tightening sequence from the rear silencer towards the exhaust manifold.

CAUTION: Shavings resulting from sawing or grinding components.
Injury hazard!

Conduct all work in appropriate personal protective equipment only.
Wear safety goggles and hand protection.

Courtesy of BMW OF NORTH AMERICA, INC.

Open the weld seam (1) with a conventional tool.
Remove the current clamp (2) .
NOTE: Schematic diagram is for example purposes.
Some parts may differ in certain details.
Check all rubber mounts (1) of the exhaust system for damage and replace, if necessary.

Courtesy of BMW OF NORTH AMERICA, INC.
Guide in and install the exhaust system with three people.
Replace nuts (2) .
Parts: Nuts

Tighten nuts (2) .

TIGHTENING TORQUES SPECIFICATION

Rear silencer to bumper bracket/body
Nut M8 Replace nut.	Tightening torque	19 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Connect the connector (1) on the left and right.
The connectors (1) must engage audibly.
Replace the screw (1) .
Parts: Screw
Tighten the screw (1) to the left of the rear axle support.

TIGHTENING TORQUES SPECIFICATION

Exhaust system to rear axle carrier
M8x25 Replace screw.	tightening torque	28 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Replace the screw (1) .
Parts: Screw

Tighten the screw (1) to the right of the rear axle support.

TIGHTENING TORQUES SPECIFICATION

Exhaust system to rear axle carrier
M8x25 Replace screw.	tightening torque	28 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, replace clamp (1) .
Parts: cl
Connect exhaust system to catalytic converters.

Tighten the clamp (1) on the left.

TIGHTENING TORQUES SPECIFICATION

Exhaust system/front silencer to catalytic converter
cl. If necessary, replace clamp.	tightening torque	55 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, replace clamp (1) .
Parts: cl

Tighten the clamp (1) on the right.

TIGHTENING TORQUES SPECIFICATION

Exhaust system/front silencer to catalytic converter
cl. If necessary, replace clamp.	tightening torque	55 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Description is for left component only.
Procedure on the right side is identical.

Install the trim for exhaust tailpipe (2) .

Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Exhaust cover on guide
Hexagon screw	Tightening torque	2.7 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: TECHNICAL INFORMATION
Detents, guides and mounting elements must not be damaged or missing.

Position trim (1) and clip it into bumper cover (2) .

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: TECHNICAL INFORMATION
Detents, guides and mounting elements must not be damaged or missing.
Position trim (1) and clip it into the bumper cover.

Courtesy of BMW OF NORTH AMERICA, INC.